<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml"
      xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity5">
<head>
    <meta charset="UTF-8">
    <title>demo</title>
</head>
<body>
登录账户：<span sec:authentication="name"></span><br />
登录账户：<span sec:authentication="principal.username"></span><br />
凭证：<span sec:authentication="credentials"></span><br />
权限和角色：<span sec:authentication="authorities"></span><br />
客户端地址：<span sec:authentication="details.remoteAddress"></span><br />
SessionId：<span sec:authentication="details.sessionId"></span><br />

</body>
</html>